* Scrub and pierce sweet potato; place on a microwave-safe plate. Microwave, uncovered, on high for 10-12 minutes or until tender, turning once. When cool enough to handle, remove and discard skin. Place potato in a large bowl and mash with milk.

* Cook pasta according to package directions. In a large skillet, saute pine nuts and sage in butter until pine nuts are toasted. Remove from pan and set aside.